System DMA

Hardware DMA

System Function

0

ES1869 Plug and Play AudioDrive

1

ES1869 Plug and Play AudioDrive

2

Standard Floppy Disk Controller

3

(free)

4

Direct memory access controller

5

(free)

6

(free)

7

(free)

System I/O Address

 

System I/O Address

I/O Address (Hex)

System Function (Shipping

 

Configuration)

x0000 - x000F

Direct Memory Access Controller

x0020 - x0021

Programmable interrupt controller

x0022 - x0024

Motherboard resources

x0040 - x0043

System timer

x0060 - x0060

Standard 101/102-Key or Microsoft Natural

Keyboard

 

x0061 - x0061

System speaker

x0064 - x0064

Standard 101/102-Key or Microsoft Natural

Keyboard

 

x0070 - x0071

System CMOS/real time clock

x0080 - x0080

Motherboard resources

x0081 - x008F

Direct memory access controller

x0092 - x0092

Motherboard resources

x00A0 - x00A1

Programmable interrupt controller

x00C0 - x00DF

Direct memory access controller

x00EC - x00EF

Motherboard resources

x00F0 - x00FF

Numeric data processor

x0170 - x0177

Opti Viper Max Dual PCI IDE Controller

x0170 - x0177

Secondary IDE controller (dual fifo)

x01F0 - x01F7

Opti Viper Max Dual PCI IDE Controller

x01F0 - x01F7

Primary IDE controller (dual fifo)

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HP 1234, 1242 manual Hardware DMA System Function, Address Hex System Function Shipping Configuration
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1242, 1234 specifications

The HP 1234 and HP 1242 are two impressive devices from Hewlett-Packard, designed primarily for home and small office users who need reliable printing solutions that combine efficiency with high-quality performance. Both models are tailored to meet modern printing demands, offering a variety of features and technologies that enhance usability and productivity.

One of the standout features of the HP 1234 is its compact design, making it an excellent choice for users with limited workspace. Despite its small footprint, this printer boasts a robust set of functionalities. It supports wireless connectivity, allowing users to print from their smartphones, tablets, and laptops without the hassle of tangled cables. The setup is straightforward, making it easy for even the most tech-challenged individuals to get started.

The HP 1242 expands upon this by incorporating additional features suited for higher volume printing tasks. It includes automatic duplex printing, enabling users to print double-sided documents effortlessly, which helps save both paper and costs. Both models support a range of media types, including glossy photo paper and envelopes, making them versatile for various printing needs.

In terms of print quality, the HP 1234 and 1242 employ advanced inkjet technology that produces sharp text and vibrant images. The color accuracy and detail provided by these printers make them suitable for printing everything from professional documents to high-resolution photos. With print speeds of up to 20 pages per minute for black and white documents, both models are designed for efficiency, helping users complete their tasks quickly.

Moreover, the HP Smart App enhances the printing experience, offering users the ability to manage print jobs, scan documents, and even order supplies directly from their devices. This innovation simplifies the entire printing process, adding to the overall user-friendliness of both models.

Energy efficiency is another characteristic that sets the HP 1234 and 1242 apart. They are designed to minimize power consumption, making them environmentally friendly options for consumers who wish to reduce their carbon footprint.

In summary, the HP 1234 and 1242 printers exemplify HP's commitment to providing efficient, high-quality printing solutions. With their compact designs, wireless capabilities, advanced inkjet technology, and user-friendly features, they are ideal choices for home and small office use, effectively meeting a variety of printing needs while remaining economically and environmentally efficient.
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